12-letter words containing o, s, t, p, l
- sleep it off — to rid oneself of the effects of some excess, overindulgence, etc., specif. of the aftereffects of drinking much alcoholic liquor, by sleeping
- slip through — be undetected
- slipper foot — an elongated pad foot.
- slopping out — In prisons where prisoners have to use buckets as toilets, slopping out is the practice in which they empty the buckets.
- slumpflation — a situation in which economic depression is combined with increasing inflation
- somatopleure — the double layer formed by the association of the upper layer of the lateral plate of mesoderm with the overlying ectoderm, functioning in the formation of the body wall and amnion.
- south platte — a river flowing NE from central Colorado to the Platte River in W Nebraska. 424 miles (683 km) long.
- special sort — a character, such as an accented letter, that is not a usual member of any font
- speciational — relating to speciation
- spectatorial — a person who looks on or watches; onlooker; observer.
- speleologist — the exploration and study of caves.
- spermatocele — a swelling of the testicle
- sphacelation — the process of mortification
- spiflication — rough treatment
- spin control — Slang. an attempt to give a bias to news coverage, especially of a political candidate or event.
- spirochaetal — resulting from spirochaetes
- splenization — the transformation of something into a spleenlike tissue
- split second — a fraction of a second.
- splotchiness — the state or condition of being splotchy
- sponge cloth — any cloth loosely woven of coarse yarn to produce a spongy look or texture, especially one constructed in honeycomb weave.
- spongioblast — one of the primordial cells in the embryonic brain and spinal cord capable of developing into neuroglia.
- spongologist — a person who studies sponges
- sportability — suitability to be used in or as a sport
- spot welding — fusing metal
- spotlighting — a strong, focused light thrown upon a particular spot, as on a small area of a stage or in a television studio, for making some object, person, or group especially conspicuous.
- spotsylvania — a village in NE Virginia: the scene of Civil War battles between the armies of Grant and Lee, May 8–21, 1864.
- spotted tail — (Sinte-galeshka) 1833?–81, Brulé Sioux leader.
- spotted wilt — a viral disease of plants, characterized by wilting and by brown, sunken spots and streaks on the stems and leaves.
- stabilograph — an instrument for measuring body sway.
- stanley pool — a lake between the Democratic Republic of Congo and Congo-Brazzaville, formed by a widening of the River Congo. Area: 829 sq km (320 sq miles)
- state police — a police force under state authority rather than under the authority of a city or county in the state.
- stegophilist — a person who enjoys climbing up the outside of buildings
- stepmotherly — related to or having the characteristics of a stepmother
- stipulaceous — of, relating to, having, resembling, or living on stipules
- stool pigeon — a pigeon used as a decoy.
- storm petrel — any of several small, tube-nosed seabirds of the family Hydrobatidae, usually having black or sooty-brown plumage with a white rump.
- streptolysin — a type of hemolysin produced by certain species of streptococcus.
- streptosolen — a type of South American shrub grown for ornamental purposes, with orange trumpet-shaped flowers
- strophiolate — having a strophiole
- stupendously — causing amazement; astounding; marvelous: stupendous news.
- stylographic — of or relating to a stylograph.
- sub-tropical — Sub-tropical places have a climate that is warm and wet, and are often near tropical regions.
- subapostolic — of or relating to the era after that of the Apostles
- suboccipital — situated below the occipital bone or the occipital lobe of the brain.
- sulphonation — the action or process of converting or being converted into a sulphonate
- super-polite — showing good manners toward others, as in behavior, speech, etc.; courteous; civil: a polite reply.
- superfrontal — a piece of cloth placed over an altar and frontal and hanging down a few inches over the front of the altar
- superovulate — to produce more than the normal number of ova at one time, as through hormone treatment.
- suppletorily — supplying a deficiency.
- supplication — an act or instance of supplicating; humble prayer, entreaty, or petition.